求助几道11G的OCP考题
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推荐于2016-05-20 · 知道合伙人数码行家
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1、原题:
1.You need to load information about new customers from the NEW_CUST table into the tables
CUST and CUST_SPECIAL. If a new customer has a credit limit greater than 10,000, then the
details have to be inserted into CUST_SPECIAL. All new customer details have to be inserted into
the CUST table. Which technique should be used to load the data most efficiently?
A.external table
B.the MERGE command
C.the multitable INSERT command
D.INSERT using WITH CHECK OPTION
2、中文翻译
1.你需要从NEW_CUST 表 装载新的顾客信息到两张表 CUST 表和 CUST_SPECAIL表. 如果新顾客信用限制超过10,000,顾客明细必须插入到cust_specail表. 另外,不管任何条件,所有顾客明细都必须插入到cust 表.
为实现这个目的,以下哪种技术能够用来最高效的装入数据?
A.external table
B.the MERGE command
C.the multitable INSERT command
D.INSERT using WITH CHECK OPTION
3、答案
根据以上解析,我们知道,
4个答案中,A为 外部表,B为merge命令,D为普通的insert语句,
所以,答案只有 C,多表插入.
更多Oracle 11G的OCP考题,访问,甲骨文重庆思庄论坛:http://bbs.cqsztech.com。
1.You need to load information about new customers from the NEW_CUST table into the tables
CUST and CUST_SPECIAL. If a new customer has a credit limit greater than 10,000, then the
details have to be inserted into CUST_SPECIAL. All new customer details have to be inserted into
the CUST table. Which technique should be used to load the data most efficiently?
A.external table
B.the MERGE command
C.the multitable INSERT command
D.INSERT using WITH CHECK OPTION
2、中文翻译
1.你需要从NEW_CUST 表 装载新的顾客信息到两张表 CUST 表和 CUST_SPECAIL表. 如果新顾客信用限制超过10,000,顾客明细必须插入到cust_specail表. 另外,不管任何条件,所有顾客明细都必须插入到cust 表.
为实现这个目的,以下哪种技术能够用来最高效的装入数据?
A.external table
B.the MERGE command
C.the multitable INSERT command
D.INSERT using WITH CHECK OPTION
3、答案
根据以上解析,我们知道,
4个答案中,A为 外部表,B为merge命令,D为普通的insert语句,
所以,答案只有 C,多表插入.
更多Oracle 11G的OCP考题,访问,甲骨文重庆思庄论坛:http://bbs.cqsztech.com。
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